WHEN WAS the last time you used a calculator? Having enjoyed a brief heyday in the 1970s, these once miraculous-seeming gizmos now mostly languish in desk drawers. Keith Houston’s sprightly history ...

Handheld electronics have become so ubiquitous to our society that it’s difficult for the younger generations to imagine their lives without them. Whether it’s a smartphone, an iPad, a tablet, an MP3 ...